Cheapest one-way flights from Madrid to Rio Negro in September from $470

AirHint found the following cheapest one-way flights from Madrid (MAD) to Rio Negro (MDE) in September 2026 (see full year).

One-Way flights

20 Sep LATAM Airlines Group
09 Sep LATAM Airlines Group
02 Sep LATAM Airlines Group
25 Sep LATAM Airlines Group
08 Sep Iberia
25 Sep Air Europa direct
02 Sep Air Europa direct
14 Sep Avianca direct
09 Sep Avianca direct
08 Sep Air Europa direct

Also check the deals for return flights from Madrid to Rio Negro in September.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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